فلنج دنده استنلس استیل 304 کلاس 150

Threaded Stainless Steel Flange 304 RF Class 150 | NPT Thread Flange

🔹 Product Introduction

The Threaded Stainless Steel Flange 304 RF Class 150 is widely used in industries such as petrochemical, pharmaceutical, food, and HVAC systems. These flanges provide a reliable, leak-tight connection to pipes without the need for welding, making them ideal for low-pressure and non-weld environments.

Available in pressure classes 150, 300, and also in PN16 / PN40 standards, these flanges are offered under reputable global brands such as:
MELESI (Italy), FAD, VIRAJ (India), SHINSEI (Japan).

📏 Dimension Table – Class 150 / 300 and PN16 / PN40

📎 Complete technical datasheets and 2D drawings available via WhatsApp.

🧩 Suitable Gasket Types & Comparison

✅ Recommended Gasket Types for Threaded Flanges:

1. Non-metallic Gaskets (Soft):

   • Materials: EPDM, PTFE, CNAF

   • Ideal for low pressure/temperature

   • Used in general water, steam, and HVAC applications

2. Spiral Wound Gaskets:

   • Composition: Stainless + Graphite/PTFE

   • Suitable for high pressure and high temperature

   • Preferred choice in oil & gas applications

3. PTFE Gaskets (White):

   • Excellent chemical resistance

   • Suitable for cleanroom, pharmaceutical, and food industries

⚠️ Note: Since threaded flanges are not welded, proper gasket selection is essential for leak-proof performance.

⚙️ Production Methods

How Threaded Flanges Are Manufactured:

1. Forged Flanges (Forging):

   • High mechanical strength

   • Excellent for high-stress systems

   • More expensive but durable and reliable

2. Cast Flanges (Casting):

   • Suitable for low-pressure systems

   • Cost-effective option

   • Used in general utilities

3. Flanges from Plate or Round Bar (Machining):

   • Precision CNC machining

   • Great for customized or small batch production

🔩 Thread Standard – NPT / BSP

Threaded flanges are available in the following thread types:

• NPT (National Pipe Thread) – Most common in the US and Middle East

• BSP (British Standard Pipe) – Common in Europe and parts of Asia

➡️ Please specify your thread type when ordering.

🔍 304 vs 316 Stainless Steel – Material Comparison

📞 Contact Us & Instant Price Inquiry

💬 Click the WhatsApp Icon to get a real-time quote.

📍 Location: Tehran, Northern Khayyam St., Opposite Park-e-Shahr, Khayyam Bazaar, 1st Floor, Unit 180
📞 Phone Numbers:
021-33939659
021-33922432

📌 Threaded Stainless Steel Flange 304 Class 150 is available on [Torob Platform]

📸 Instagram: @boniad_steel
📍 Google Maps Location: View Our Store on Google Maps